Thermo Scientific VF-F20-A Operating Manual page 174

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7 Maintenance and Service
Page 174
Figure 73: Removing the needle capillary
4. Disconnect the needle capillary Viper fitting from the port 2 of the
fraction collection valve with the Viper knurl pre-prepared.
Figure 74: Disconnect Viper Fitting
5. Remove the old needle capillary from the device.
6. Unpack the replacement needle capillary carefully. Remove the
protection cap from the Viper fittings.
7. Connect the needle capillary Viper fitting to the port 2 of fraction
collection valve. Remove the Viper knurl due to limited space at the
fraction collection valve and reserve it for future use.
Integral Fraction Collector FT (VF-F20-A) Operating Manual